Sth 21 over Wisconsin River
Fair Condition67 years old4,600 vehicles/day
Location
| State | Wisconsin |
| County | Adams |
| Location | 2.2m E Jct Cth G |
| Carries | Sth 21 |
| Crosses | Wisconsin River |
| Coordinates | 44.04757, -90.02048 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 886.2 ft (270.1 m) |
| Max Span | 111.5 ft (34 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 2728.0 sq m |
| Main Spans | 9 |
| Year Built | 1959 (reconstructed 2002) |
Traffic
| Avg Daily Traffic | 4,600 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B01001300000000 |